package com.gulimall.common.valid;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

/**
 * gulimall
 *
 * @author wangxuqing
 * @date 2024/5/3 下午12:37
 * @description ListValueConstrainValidator
 */
public class ListValueConstrainValidator implements ConstraintValidator<ListValue, Integer> {

    private Set<Integer> set = new HashSet<>();

    // 初始化方法
    @Override
    public void initialize(ListValue constraintAnnotation) {

        int[] vals = constraintAnnotation.vals();
        for (int val : vals) {
            set.add(val);
        }
    }

    /**
     * 有效
     *
     * @param value   需要校验的值
     * @param context 上下文
     * @return boolean
     */// 判断是否校验成功
    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext context) {
        return set.contains(value);
    }
}
